Sawaal
1
Q:

For any two real numbers a and b.

a-b2+b-a2 is

A) always zero B) never zero
C) positive only if a ≠ b D) positive if an only if a > b

Answer:   C) positive only if a ≠ b



Explanation:
Subject: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
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The value of cos220° + cos270° is

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Three sides of a triangle are 5 cm, 9 cm and x cm. The minimum integral value of x is

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Answer & Explanation Answer: D) 5

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A rectangle with one side 4 cm is inscribed in a circle of radius 2.5 cm. The area of the rectangle in sq.cm is:

A) 8 B) 16
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Answer & Explanation Answer: C) 12

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If x+1x = 2, then x2+1x2 = ?

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Answer & Explanation Answer: B) 2

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Q:

The angles of elevation of the top of a temple, from the foot and the top of a building 30 m high, are 60° and 30° respectively. Then height of the temple is

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Answer & Explanation Answer: D) 45 m

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The compound interest on Rs. 64,000 for 3 years, compounded annually at 7.5% p.a. is Rs. 64,000

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Answer & Explanation Answer: C) Rs. 15,507

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ABC is a triangle if sin (A+B2)=32 then the value of Sin c2 is

A) 12 B) 0
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Answer & Explanation Answer: C) 1/2

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